A. Legalizing the illegal immigration. B. Facilitating the legal immigration. C. Building a long fence along the border. D. Stationing a huge army defending the border. 参考答案:B 答案解析:[题解] 根据提问,一般作者总是在文章的结尾提出自己的解决方法。所以在最后一段里作者说: Making legal immigration easier and more common is the